Features: Secure Floor Grip: The Sit-Up Exercise Assistant features a suction cup base that firmly grips the floor, ensuring stable and safe positioning during workouts. Suitable for use on various types of floors, it provides reliable support for your exercise routine. Height Adjustables: With three adjustables height settings, this exercise aid allows you to customize the height according to your specific exercise needs. Whether you prefer a lower-profiles for sit-ups or a higher stances for leg lifts, it adapts to accommodate your workout preferences. Versatile Exercise Options: Enjoy multifunctional versatility with the Sit-Up Exercise Assistant. It supports a wide range of exercises including birds movements, leg raises, hip bridges, lateral extensions, push-ups, sit-ups, bends, and planks. Target various muscle groups such as arm, shoulders, back, legs, abdomen, and waist, providing a comprehensive workout experience. Convenient Usage: Compact and lightweight, this exercise device is highly portable and convenient for use at home, in the gym, or any other preferred workout environment. Its eases of transport and setup make it accessible for daily exercise routines, ensuring consistent-progress towards your fitness goals. Extra-Large Suction Cups: The waist exercise machine features enlarged suction cups that provide strong adhesion, ensuring stability and preventings tipping during use. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: cold-rolled steel Specifications: Double suction cup parallel bar + tension belt Double suction cup parallel bar Single suction cup parallel bar